CN218371097U

CN218371097U - Safety locking mechanism for overhaul of traction elevator

Info

Publication number: CN218371097U
Application number: CN202222365518.8U
Authority: CN
Inventors: 包德亚; 谢斌; 李锐
Original assignee: Suzhou Special Equipment Supervision And Inspection Center
Current assignee: Suzhou Special Equipment Supervision And Inspection Center
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-01-24
Anticipated expiration: 2032-09-06

Abstract

The utility model relates to a tow elevator technical field, a tow elevator maintenance safety locking mechanism is disclosed, which comprises a bracket, it is connected with the pivot to rotate on the support, pivot one side is connected with the hauler, the outer wall fixedly connected with elevator driving sheave of pivot, the outer wall of elevator driving sheave is provided with tows the cable wire, tow the cable wire and be connected with elevator car, one side fixedly connected with locking wheel of pivot, the outer wall round of locking wheel is provided with the locked groove of evenly arranging, the locked inslot joint has the lock tooth, the lock tooth rotates to be connected on the support, swing joint has the commentaries on classics board on the lock tooth, it connects on the support to change the board rotation, it has the worm to change the board meshing, the one end of worm is rotated and is connected on the support, one side of worm is rotated and is connected with the mount, mount fixed connection is on the support, this structure utilizes locking mechanism to tow the wheel when overhauing, thereby guarantee that the driving sheave can not rotate by accident when overhauing, thereby guarantee to overhaul safety.

Description

Safety locking mechanism for overhaul of traction elevator

Technical Field

The utility model belongs to the technical field of traction elevator, specifically be traction elevator overhauls safety locking mechanism.

Background

The traction elevator drives the traction wheel to rotate through the traction machine, so that the traction steel rope drives the elevator car to move up and down, and then the up-and-down movement operation of the elevator is realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems proposed above, a traction elevator overhaul safety locking mechanism is provided.

The utility model adopts the technical scheme as follows: tow elevator and overhaul safety locking mechanism, which comprises a bracket, it is connected with the pivot to rotate on the support, pivot one side is connected with the hauler, the outer wall fixedly connected with elevator driving sheave of pivot, the outer wall of elevator driving sheave is provided with tows the cable wire, it is connected with elevator car to tow the cable wire, one side fixedly connected with locking wheel of pivot, the outer wall round of locking wheel is provided with the locked groove of evenly arranging, the locked inslot joint has the lock tooth, the lock tooth rotates to be connected on the support, swing joint has the commentaries on classics board on the lock tooth, it connects to change the board rotation on the support, it has the worm to change the board meshing, the one end of worm rotates to be connected on the support, one side of worm rotates and is connected with the mount, mount fixed connection is in on the support.

In a preferred embodiment, the lock teeth are provided with waist-shaped holes, one side of the rotating plate is fixedly connected with a push column, and the push column is movably connected in the waist-shaped holes.

In a preferred embodiment, the rotating plate is provided with worm gear teeth on one side, and the rotating plate is engaged with the worm through the worm gear teeth.

In a preferred embodiment, the bracket is fixedly connected with an upper baffle and a lower baffle.

In a preferred embodiment, a travel switch is fixedly connected to the support, the travel switch can be in contact with the locking teeth, and the travel switch is in signal connection with the control equipment of the elevator.

In a preferred embodiment, the support is detachably connected with a protective cover through bolts.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, this structure drives through the rotating worm and changes the board rotation, changes the board and can promote the lock tooth card to go into in the locked groove of lock wheel to can stably pin the position of elevator driving sheave when overhauing, prevent that the elevator driving sheave accident from rotating the emergence that leads to the accident when overhauing, safety more.

2. The utility model discloses in, the connection that this structure can effectively monitor lock tooth and lock wheel through transparent observation window and travel switch changes the attitude to improve whole locking mechanism's safe in utilization.

Drawings

FIG. 1 is a schematic diagram of the front view internal structure of the present invention;

FIG. 2 is a schematic diagram of the top view structure of the present invention;

fig. 3 is a schematic diagram of a three-dimensional structure of the middle lock tooth of the present invention;

fig. 4 is a schematic sketch of the three-dimensional structure of the transfer board of the present invention;

fig. 5 is a schematic sketch of the three-dimensional structure of the middle fixing frame and the worm of the present invention.

The labels in the figure are: 1-bracket, 2-rotating shaft, 3-traction machine, 4-elevator traction sheave, 5-traction steel cable, 6-locking wheel, 7-locking groove, 8-locking tooth, 9-rotating plate, 10-worm, 11-fixing frame, 12-waist-shaped hole, 13-pushing column, 14-upper baffle, 15-lower baffle, 16-travel switch, 17-protective cover and 18-transparent observation window.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The traction elevator maintenance safety locking mechanism according to the embodiment of the present invention will be described in detail with reference to fig. 1 to 3.

Example (b):

the embodiment of the utility model provides a traction elevator overhauls safety locking mechanism, refer to fig. 1 and fig. 2 and show, including support 1, it is connected with pivot 2 to rotate on the

support

1, 2 one sides of pivot are connected with hauler 3, the outer wall fixedly connected with elevator driving sheave 4 of pivot 2, the outer wall of elevator driving sheave 4 is provided with haulage cable 5, haulage cable 5 is connected with elevator car, this structure utilizes hauler 3 to provide traction power, thereby drive pivot 2 and rotate, pivot 2 drives elevator driving sheave 4 and rotates, thereby drive 5 pulling elevator cars of haulage cable 5 and reciprocate, thereby realize the transport function of elevator.

Referring to fig. 1 and 5, a locking wheel 6 is fixedly connected to one side of a rotating shaft 2, a locking groove 7 is uniformly arranged on a circle of the outer wall of the locking wheel 6, locking teeth 8 are clamped in the locking groove 7, the locking teeth 8 are rotatably connected to a support 1, a rotating plate 9 is movably connected to the locking teeth 8, the rotating plate 9 is rotatably connected to the support 1, a worm 10 is meshed with the rotating plate 9, one end of the worm 10 is rotatably connected to the support 1, one side of the worm 10 is rotatably connected to a fixing frame 11, and the fixing frame 11 is fixedly connected to the support 1.

Referring to fig. 3 and 4, a kidney-shaped hole 12 is formed in the lock tooth 8, a push post 13 is fixedly connected to one side of the rotating plate 9, the push post 13 is movably connected in the kidney-shaped hole 12, the rotating plate 9 is connected with the kidney-shaped hole 12 of the lock tooth 8 through the push post 13, and a movable space of the linkage structure is ensured, so that the rotating plate 9 pushes the lock tooth 8 to rotate on the bracket 1.

Referring to fig. 1, a worm gear is provided on one side of the rotating plate 9, the rotating plate 9 is engaged with a worm 10 through the worm gear, the worm 10 is engaged with the worm gear of the rotating plate 9 to drive the rotating plate 9 to rotate, and the position of the rotating plate 9 can be freely locked by using a self-locking structure of the worm 10 and the worm gear.

Referring to fig. 1, the bracket 1 is fixedly connected with an upper baffle 14 and a lower baffle 15, the structure utilizes the upper baffle 14 to limit the maximum counterclockwise rotation position of the rotating plate 9, and simultaneously represents that the locking teeth 8 are completely clamped into the locking grooves 7 when the rotating plate 9 is attached to the upper baffle 14, and similarly, utilizes the lower baffle 15 to limit the maximum clockwise rotation position of the rotating plate 9, and simultaneously represents that the locking teeth 8 are completely separated from the locking grooves 7 when the rotating plate 9 is attached to the lower baffle 15.

Referring to fig. 1, a travel switch 16 is fixedly connected to the bracket 1, the travel switch 16 can be in contact with the locking teeth 8, and the travel switch 16 is in signal connection with control equipment of the elevator, the structure detects the position of the locking teeth 8 by using the travel switch 16 so as to detect the connection between the locking teeth 8 and the locking grooves 7, when the elevator is locked, the locking teeth 8 abut against the travel switch 16 so as to send a signal to the control equipment of the elevator, and when the control equipment detects the signal, the whole control system can prompt an operator that the locking mechanism is locked.

Referring to fig. 1 and 2, a protective cover 17 is detachably attached to the bracket 1 by bolts, and this structure protects the entire locking device by the protective cover 17.

Referring to fig. 1, a transparent observation window 18 is arranged on the protective cover 17, and the transparent observation window 18 can observe the state of the locking teeth 8, so that a person can conveniently observe and confirm the locking rotation state.

The implementation principle of the traction elevator maintenance safety locking mechanism of the embodiment of the application is as follows: when the maintenance is needed, a worker rotates the worm 10 on the fixing frame 11 through a tool, then the worm 10 is utilized to drive the rotating plate 9 to rotate on the support 1, at the moment, the pushing column 13 on the rotating plate 9 can drive the locking teeth 8 to rotate on the support 1, so that the locking teeth 8 are clamped into the locking grooves 7 of the locking wheels 6, the locking wheels 6 are further locked, the position of the rotating shaft 2 is fixed, the elevator traction wheels 4 are further locked, the situation that the accidental rotation of the elevator traction wheels 4 during the maintenance causes accidents is prevented, the safety is higher, when the locking teeth 8 are clamped into the locking grooves 7, the travel switch 16 can detect in-place signals at the moment, then the signals are sent to the elevator control equipment, after the elevator control equipment receives the signals, the worker can be reminded that the locking mechanism is locked, the worker is reminded of opening the locking mechanism after the maintenance is finished, and the use is safer.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. Traction elevator overhauls safety locking mechanism, including support (1), its characterized in that: the elevator traction device is characterized in that a rotating shaft (2) is connected to the support (1) in a rotating mode, a traction machine (3) is connected to one side of the rotating shaft (2), an elevator traction wheel (4) is fixedly connected to the outer wall of the elevator traction wheel (4), a traction steel cable (5) is arranged on the outer wall of the elevator traction wheel (4), the traction steel cable (5) is connected with an elevator car, a lock wheel (6) is fixedly connected to one side of the rotating shaft (2), a lock groove (7) which is evenly distributed is formed in the circle of the outer wall of the lock wheel (6), lock teeth (8) are connected to the inside of the lock groove (7) in a clamping mode, the lock teeth (8) are connected to the support (1) in a rotating mode, a rotating plate (9) is movably connected to the lock teeth (8), the rotating plate (9) is connected to the rotating plate (9) in the support (1) in a rotating mode, a worm (10) is meshed with the rotating plate (9), one end of the worm (10) is connected to the support (1) in a rotating mode, and one side of the worm (10) is connected to a fixing frame (11) fixedly connected to the support (1).

2. The traction elevator service safety lock mechanism of claim 1, wherein: waist-shaped holes (12) are formed in the lock teeth (8), a push column (13) is fixedly connected to one side of the rotating plate (9), and the push column (13) is movably connected into the waist-shaped holes (12).

3. The traction elevator service safety lock mechanism of claim 1, wherein: and one side of the rotating plate (9) is provided with worm gear teeth, and the rotating plate (9) is meshed with the worm (10) through the worm gear teeth.

4. The traction elevator service safety lock mechanism of claim 1, wherein: the bracket (1) is fixedly connected with an upper baffle (14) and a lower baffle (15).

5. The traction elevator service safety lock mechanism of claim 1, wherein: a travel switch (16) is fixedly connected to the support (1), the travel switch (16) can be in contact with the locking teeth (8), and the travel switch (16) is in signal connection with control equipment of an elevator.

6. The traction elevator service safety lock mechanism of claim 1, wherein: the support (1) is detachably connected with a protective cover (17) through a bolt.

7. The traction elevator service safety lock mechanism of claim 6, wherein: and a transparent observation window (18) is arranged on the protective cover (17).